The MARSHALLTOWN Tile Cutter is easy to use, portable, and dust-free, making it an ideal tool for DIYers or Pros. The TC24 can cut ceramic, porcelain and mosaic tiles up to 24 3/4 inches long, and 1/2 thick. This tile tool has a two-rod rail system that allows smooth operation as the tungsten carbide scoring wheel scores the tile for quick, easy cuts. The tile cutter also includes an adjustable measuring guide for precise cuts.